Fm200(htc-227ea) is a kind of colorless and tasteless and non-corrosive and electricity-insulating gas without residue and pollution after extinguishing. And ODP of it is zero. It is a friendly-environment gas to be used for extinguishing. Also, because of such feature, it can be used in special place where electrical fire is easy to happen.

Combined with extinguishing device and electronic accessories, the whole system can be actuated automatically. It can monitor the situation of protective region through detectors and then it can also start the extinguishing device through solenoid actuator automatically. So the whole system can achieve automation totally. Therefore, it can avoid that there is no one who notice the fire when it happens and also it saves much money for employment to supervise the protective area.